Cost to Dimmer Switch Installation in Seattle, WA (2026)
If you’re budgeting a dimmer switch installation in Seattle, most projects run $131-$394, 31% above the $175 national average. What moves that number most is usually one thing: Switch Type and Features. On its own it can swing the cost by $10 - $90 per switch, so that’s the decision to slow down on before you sweat the smaller stuff.
Easiest place to save: Install dimmer switches yourself - it is one of the easiest electrical DIY projects, saving $75-$150 per switch in labor
In the West Coast (where Seattle sits): Highest labor costs.
$131-$394 in Seattle
31% above the national average · 1.31x cost multiplier
In Seattle, a dimmer switch installation runs $131 to $394 on average - about 31% above what homeowners pay nationwide. The West Coast market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.
Cost Breakdown in Seattle
| Line Item | Low | Mid | High |
|---|---|---|---|
| Materials | $17 | $46 | $114 |
| Labor | $105 | $139 | $209 |
| Permits | $0 | $0 | $0 |
| Total | $122+36% vs. national avg | $185+32% vs. national avg | $323+29% vs. national avg |
Budget
Basic rotary or slide dimmer replacing an existing single-pole switch, per switch
Mid-Range
LED-compatible decora dimmer with preset levels, per switch, including testing with existing fixtures
Premium
Smart dimmer with Wi-Fi, app control, and voice assistant integration, per switch, including setup and configuration
Material Options
Material prices below are national averages; availability in Seattle may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Basic Rotary/Slide Dimmer | $8-$15 each | Closets, garages, and areas with incandescent or halogen lightingCheapest option, simple operation, works with incandescent and some LED |
| LED-Compatible (CL) Dimmer | $15-$40 each | Most rooms in the home - the best general-purpose optionSmooth LED dimming, multiple preset levels, modern decora style, reliable |
| Smart Dimmer (Wi-Fi) | $40-$80 each | Living rooms, bedrooms, and frequently used spaces in smart homesVoice and app control, scheduling, scene setting, energy monitoring on some models |
| Smart Dimmer System (Lutron Caseta, etc.) | $60-$120 each (including hub cost) | Whole-home smart lighting with the best reliability and compatibilityMost reliable smart dimming, no neutral wire needed, Pico remotes, geofencing |
Other Projects in Seattle
Seattle Estimate
Typical Range
$131-$394
vs. National Average
31% above national
Cost Multiplier
1.31x
This 1.31x estimate prices Seattle labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.
See national average costs →